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| author | Andrew Trick <atrick@apple.com> | 2013-10-31 22:12:01 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2013-10-31 22:12:01 +0000 |
| commit | 2ddc56dec8e523cee56d36e2e4c9a1c469e72e1c (patch) | |
| tree | 906a1efff93297e5c940148443feee7366a1b8aa /lib/Target/X86/X86CallingConv.td | |
| parent | 3d74dea4bddc84d1881efc21eb5eefbddbfa9aed (diff) | |
| download | external_llvm-2ddc56dec8e523cee56d36e2e4c9a1c469e72e1c.zip external_llvm-2ddc56dec8e523cee56d36e2e4c9a1c469e72e1c.tar.gz external_llvm-2ddc56dec8e523cee56d36e2e4c9a1c469e72e1c.tar.bz2 | |
Add new calling convention for WebKit Java Script.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193812 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86CallingConv.td')
| -rw-r--r-- | lib/Target/X86/X86CallingConv.td | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/Target/X86/X86CallingConv.td b/lib/Target/X86/X86CallingConv.td index 2795b4c..f5c8d9f 100644 --- a/lib/Target/X86/X86CallingConv.td +++ b/lib/Target/X86/X86CallingConv.td @@ -151,6 +151,15 @@ def RetCC_X86_64_HiPE : CallingConv<[ CCIfType<[i64], CCAssignToReg<[R15, RBP, RAX, RDX]>> ]>; +// X86-64 WebKit_JS return-value convention. +def RetCC_X86_64_WebKit_JS : CallingConv<[ + // Promote all types to i64 + CCIfType<[i8, i16, i32], CCPromoteToType<i64>>, + + // Return: RAX + CCIfType<[i64], CCAssignToReg<[RAX]>> +]>; + // This is the root return-value convention for the X86-32 backend. def RetCC_X86_32 : CallingConv<[ // If FastCC, use RetCC_X86_32_Fast. @@ -167,6 +176,9 @@ def RetCC_X86_64 : CallingConv<[ // HiPE uses RetCC_X86_64_HiPE CCIfCC<"CallingConv::HiPE", CCDelegateTo<RetCC_X86_64_HiPE>>, + // Handle JavaScript calls. + CCIfCC<"CallingConv::WebKit_JS", CCDelegateTo<RetCC_X86_64_WebKit_JS>>, + // Handle explicit CC selection CCIfCC<"CallingConv::X86_64_Win64", CCDelegateTo<RetCC_X86_Win64_C>>, CCIfCC<"CallingConv::X86_64_SysV", CCDelegateTo<RetCC_X86_64_C>>, @@ -329,6 +341,15 @@ def CC_X86_64_HiPE : CallingConv<[ CCIfType<[i32, i64, f32, f64], CCAssignToStack<8, 8>> ]>; +def CC_X86_64_WebKit_JS : CallingConv<[ + // Promote i8/i16 arguments to i32. + CCIfType<[i8, i16], CCPromoteToType<i32>>, + + // Integer/FP values are always stored in stack slots that are 8 bytes in size + // and 8-byte aligned. + CCIfType<[i32, i64, f32, f64], CCAssignToStack<8, 8>> +]>; + //===----------------------------------------------------------------------===// // X86 C Calling Convention //===----------------------------------------------------------------------===// @@ -520,6 +541,7 @@ def CC_X86_32 : CallingConv<[ def CC_X86_64 : CallingConv<[ CCIfCC<"CallingConv::GHC", CCDelegateTo<CC_X86_64_GHC>>, CCIfCC<"CallingConv::HiPE", CCDelegateTo<CC_X86_64_HiPE>>, + CCIfCC<"CallingConv::WebKit_JS", CCDelegateTo<CC_X86_64_WebKit_JS>>, CCIfCC<"CallingConv::X86_64_Win64", CCDelegateTo<CC_X86_Win64_C>>, CCIfCC<"CallingConv::X86_64_SysV", CCDelegateTo<CC_X86_64_C>>, |